<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			label{
				width: 50px;
				height: 50px;
				
			}
			input:checked+div{
				background: url();
				background-size: 100%;
			}
			input{
				display: none;
			}
			div{
				width: 50px;
				height: 50px;
				
				background: url();
				background-size: 100%;
			}
		</style>
	</head>
	<body>
		
		<label>
			<input type="checkbox" />
			<div>
				
			</div>
		</label>
		
	</body>
</html>
